;;; auto-overlays-compat.el --- compatability functions for auto-overlays package


;; Copyright (C) 2006 Toby Cubitt

;; Author: Toby Cubitt <toby-predictive@dr-qubit.org>
;; Version: 0.3.1
;; Keywords: auto-overlay, automatic, overlays, compatability
;; URL: http://www.dr-qubit.org/emacs.php


;; This file is part of the Emacs Automatic Overlays package.
;; This program is free software; you can redistribute it and/or
;; modify it under the terms of the GNU General Public License
;; as published by the Free Software Foundation; either version 2
;; of the License, or (at your option) any later version.
;;
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with this program; if not, write to the Free Software
;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
;; MA 02110-1301, USA.
;; Boston, MA 02111-1307 USA


;;; Change Log:
;;
;; Version 0.3.1
;; * fixed another bug in line-number-at-pos compatibility function
;;
;; Version 0.3
;; * fixed bug in line-number-at-pos compatibility function
;;
;; Version 0.2
;; * added replace-regexps-in-string compatibility function
;;
;; Version 0.1
;; * initial release


;;; Code:

(provide 'auto-overlays-compat)


(defun auto-overlays-compat-line-number-at-pos (&optional pos)
  "Return (narrowed) buffer line number at position POS.
\(Defaults to the point.\)"
  (unless pos (setq pos (point)))
  ;; note: need to add 1 if at beginning of line
  (+ (count-lines (point-min) pos)
     (if (save-excursion (goto-char pos) (bolp)) 1 0))
)


(defun auto-overlays-compat-replace-regexp-in-string (regexp rep string)
  "Return a new string with all matches for REGEXP in STRING replaced
with REP."
  (let ((str string))
    (while (string-match regexp str)
      (setq str (replace-match rep nil nil str)))
    str)
)

;;; auto-overlays-compat.el ends here